Thu Fri Sat Sun
4°C / 11°C 5°C / 11°C 9°C / 12°C 5°C / 11°C

National Summary


Mostly dry, apart from the odd light shower in places, and rather cold tonight with a good deal of cloud, but clear periods also especially in southern areas. Northwest winds will fall off light overnight with some mist developing. Grass frost developing where clear spells persist, with lowest temperatures of 1 to 6 degrees Celsius.


A chilly start to Tomorrow, Friday, but a bright one for many with sunny spells. Cloud will tend to increase by the afternoon, but most places will have a dry day with just the odd light shower or two. Top temperatures 10 to 12 degrees Celsius in light variable breezes, becoming moderate southwesterly during the afternoon and freshening later along Atlantic coasts.


OUTLOOK: Changeable. Some rain at times, during Saturday and Sunday, but there is some uncertainty re the extent of this. So do check for updates. Becoming milder and drier during next week. Friday night: Mainly dry. Some clear spells, but cloud increasing from the Atlantic later in the night, bringing drizzle to western and southern coasts by dawn. Lowest temperatures 4 to 7 C., in a moderate southerly breeze. No frost.Saturday: Mainly dry to start, with the best of any hazy sunshine early on, especially in eastern and northern areas. But cloudy and misty in most places and patches of drizzle, fog and light rain will affect southern and western areas at times. Top temperatures 11 to 13 C., in fresh and gusty south to southeasterly winds. Saturday night will be breezy, misty and mostly cloudy with rain and drizzle in places, with some heavy rain expected in Munster. Lows of 6 to 9 C., are expected. Sunday will be cloudy, misty and breezy, with fresh easterly winds to start the day. The rain looks set to become widespread as the day progresses and will be heavy in many places, but the winds will become moderate later and variable in direction. Top temperatures 10 to 13 C. Further rain at times overnight.Monday: Some rain or showers, mostly light and patchy. Dry bright intervals also, best in the afternoon and evening. Highs of 12 to 15 C. Midweek trend: There are signs that the weather will be dry and mild, with some decent sunshine at times.

Weather Charts


Midday Today Isobars

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Midday Tomorrow Isobars

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Coastal Reports

Malin Head Automatic

Northwest, 13 Knots, Cloudy, 14 Miles, 1021, Steady

Dublin Airport

Northwest, 9 Knots, Cloudy, 21 Miles, 1021, Rising slowly

Buoy M5 51° 41'N 6° 42'W

North-Northwest, 15 Knots, Wave ht:0.7 m, The visibility at Tuskar is greater than 10 Miles, 1021, Rising slowly

Roches Point Automatic

Northwest, 14 Knots, Cloudy, 21 Miles, 1022, Steady

Sherkin Island Automatic

North-Northwest, 7 Knots, Cloudy, 26 Miles, 1023, Steady

Valentia Automatic

North-Northwest, 7 Knots, Rain shower, 18 Miles, 1024, Steady

Mace Head Automatic

North, 8 Knots, Cloudy, 26 Miles, 1023, Steady

Belmullet Automatic

Northwest, 3 Knots, Cloudy, 12 Miles, 1023, Falling slowly

Buoy M2 53° 29'N, 5° 26'W

North-Northwest, 13 Knots, Wave ht:0.9 m, 1020, Steady

Buoy M3 51° 13'N, 10° 33'W

North-Northwest, 9 Knots, Wave ht:0.9 m, 1024, Steady

Buoy M4 55° 0'N 10° 0'W

West-Northwest, 7 Knots, Wave height not available, 1022, Falling slowly

Buoy M6 53° 4'N 15° 56'W

South-Southwest, 15 Knots, Wave ht: 1.5 m, 1022, Falling slowly

Sea Area Forecast

Sea Area Forecast untill 1700 Friday 28 April 2017 Issued at 1700 Thursday 27 April 2017

Meteorological Situation at 1500: A moderate to fresh northwest to north airflow covers Ireland, as a depression of 1005hpa moves southwards in the North Sea and frontal troughs track south over the UK and become aligned north-south over western parts of the UK and the east Irish Sea later tonight. A ridge of high pressure will build in over Ireland from the southwest overnight.

Forecast for Irish coastal waters from Malin Head to Howth Head to Roches Point and the Irish Sea

Wind: Northwest force 4 or 5, but force 6 for a time in the North Channel and in the North Irish Sea. Decreasing force 3 or 4 overnight. Backing west to southwest force 2 or 3 tomorrow morning.

Weather: Scattered patches of rain or light showers

Visibility: Moderate in rain or showers otherwise good.

Forecast for Irish coastal waters from Roches Point to Lop Head to Malin Head

Wind: Northwest force 3 or 4, decreasing force 3 or less tonight and backing west to southwest. Increasing south to southwest force 4 or 5 tomorrow morning and further increasing force 5 or 6 and gusty in the afternoon.

Weather: A few showers but mostly fair to cloudy. Rain in the northwest later Friday

Visibility: Modeate in rain or showers otherwise good.

Outlook for a further 24 hours until 1700 Saturday 29 April 2017: Southerly winds backing southeast and increasing strong, reaching near gale force on western coasts on Saturday. Rain mostly on southern and western coasts, otherwise scattered rain or showers.

Weather Warnings

Small Craft Warning

South to southwest winds of force 6 and gusty Friday afternoon and evening, occasionally reaching force 7 on Friday night, on Irish coasts from Valentia to Slyne Head to Bloody Foreland.